Robertson Sea Tours Share: ServicesActivities Robertson Sea Tours Visit Website Millbridge Marina Harrington, ME 04693 (207) 483-6110 About Map About Robertson Sea Tours & Adventures is a family owned and operated business.Captain Robinson has over 2 decades of experience exploring the Maine Coast. Choose from Whale Watching,lobstering,lobster bake What's Nearby? Distance: 5 10 15 20 25 50 mi.